712 



NEW YORK STATE MUSEUM 



RED OAK 



Twig galls 



Amphibolips formosa Bass., elongate, oval, ^ to i in. Ent. Soc. Phila. Proc. 3 1679 



Bud gall 



Amphibolips cookii Gill., subglobular, acuminate, 1 in. Psyche, 5 : 220 



Leaf galls 



Andricus femoratus Ashm., globular, central, supported cell, diameter .3 in. Am. 



Ent. Soc. Trans. 14: 141 

 Andricus modestus O. S., hard, irregular, green galls. Ent. Soc. Phila. Proc. I 165 

 Andricus piperoides Bass., pubescent, clustered midrib gall, diameter }i to i/% in. 



Am. Ent. Soc. Trans. 26 :314 

 Amphibolips coelebs O. S., fusiform, pale green, 1 in. Ent. Soc. Phila. Proc. 1 : 60 

 Amphibolips sculpta Bass., globular, whitish, to ^ in. Ent. Soc. Phila. Proc. 



2 : 324 



Dryophanta liberaecellulae Gill., globular, fuzzy, ]/ 2 in. Gill. Ent. Am. 6:24 

 Dryophanta papula Bass., many sharp points on upper surface of thickened por- 

 tions ; scarlet oak. Gill. Psyche, 5 : 1 87 

 Dryophanta pedunculata Bass., stemmed, ovate, curved ; scarlet oak. Am. Ent. 

 Soc. Trans. 17 : 72 



SCARLET OAK 



Ament gall 



Neuroterus pallidus Bass., clustered, woody colored galls. Am. Ent. Soc. Trans. 

 17:88 



Leaf galls 



Andricus pusulatoides Bass., blisterlike, apical, diameter % by 1 5 in. Am. Ent. 

 Soc. Trans. 17 : 74 



Andricus saccularius Bass., pouch galls on underside, diameter 3/ l6 in. Am. Ent. 

 Soc. Trans. 17 : 76 



CHESTNUT OAK 



Twig galls 



Neuroterus rileyi Bass., irregular swellings on twig. Am. Ent-. 3:153 



SWAMP CHESTNUT OAK 



Leaf gall 



Andricus papillatus O. S., rounded, Vt in., with reddish aureole. Ent. Soc. Phila. 

 Proc. 1 : 64 



WILLOW OAK 



Twig gall 



Amphibolips phellos O. S., rounded swellings, ^ in. Ent. Soc. Phila. Proc. 1 : 70 



QUERCUS MONTANA 



Leaf gall 



Biorhiza hirta Bass., round, on veins, V x in. Ent. Soc. Phila. Proc. 3:687 



